28142730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:193

約数の個数: 192

約数和(自身を含む): 94887936

約数和(自身を除く): 66745206

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 31, 33, 35, 42, 45, 55, 62, 63, 66, 70, 77, 90, 93, 99, 105, 110, 126, 131, 154, 155, 165, 186, 198, 210, 217, 231, 262, 279, 310, 315, 330, 341, 385, 393, 434, 462, 465, 495, 558, 630, 651, 655, 682, 693, 770, 786, 917, 930, 990, 1023, 1085, 1155, 1179, 1302, 1310, 1386, 1395, 1441, 1705, 1834, 1953, 1965, 2046, 2170, 2310, 2358, 2387, 2751, 2790, 2882, 3069, 3255, 3410, 3465, 3906, 3930, 4061, 4323, 4585, 4774, 5115, 5502, 5895, 6138, 6510, 6930, 7161, 7205, 8122, 8253, 8646, 9170, 9765, 10087, 10230, 11790, 11935, 12183, 12969, 13755, 14322, 14410, 15345, 16506, 19530, 20174, 20305, 21483, 21615, 23870, 24366, 25938, 27510, 28427, 30261, 30690, 35805, 36549, 40610, 41265, 42966, 43230, 44671, 50435, 56854, 60522, 60915, 64845, 71610, 73098, 82530, 85281, 89342, 90783, 100870, 107415, 121830, 129690, 134013, 142135, 151305, 170562, 181566, 182745, 214830, 223355, 255843, 268026, 284270, 302610, 312697, 365490, 402039, 426405, 446710, 453915, 511686, 625394, 670065, 804078, 852810, 907830, 938091, 1279215, 1340130, 1563485, 1876182, 2010195, 2558430, 2814273, 3126970, 4020390, 4690455, 5628546, 9380910, 14071365, 28142730]

約数ペア:

[(1, 28142730), (2, 14071365), (3, 9380910), (5, 5628546), (6, 4690455), (7, 4020390), (9, 3126970), (10, 2814273), (11, 2558430), (14, 2010195), (15, 1876182), (18, 1563485), (21, 1340130), (22, 1279215), (30, 938091), (31, 907830), (33, 852810), (35, 804078), (42, 670065), (45, 625394), (55, 511686), (62, 453915), (63, 446710), (66, 426405), (70, 402039), (77, 365490), (90, 312697), (93, 302610), (99, 284270), (105, 268026), (110, 255843), (126, 223355), (131, 214830), (154, 182745), (155, 181566), (165, 170562), (186, 151305), (198, 142135), (210, 134013), (217, 129690), (231, 121830), (262, 107415), (279, 100870), (310, 90783), (315, 89342), (330, 85281), (341, 82530), (385, 73098), (393, 71610), (434, 64845), (462, 60915), (465, 60522), (495, 56854), (558, 50435), (630, 44671), (651, 43230), (655, 42966), (682, 41265), (693, 40610), (770, 36549), (786, 35805), (917, 30690), (930, 30261), (990, 28427), (1023, 27510), (1085, 25938), (1155, 24366), (1179, 23870), (1302, 21615), (1310, 21483), (1386, 20305), (1395, 20174), (1441, 19530), (1705, 16506), (1834, 15345), (1953, 14410), (1965, 14322), (2046, 13755), (2170, 12969), (2310, 12183), (2358, 11935), (2387, 11790), (2751, 10230), (2790, 10087), (2882, 9765), (3069, 9170), (3255, 8646), (3410, 8253), (3465, 8122), (3906, 7205), (3930, 7161), (4061, 6930), (4323, 6510), (4585, 6138), (4774, 5895), (5115, 5502)]